51214202503 has 8 divisors (see below), whose sum is σ = 51672993408. Its totient is φ = 50755509504.

The previous prime is 51214202489. The next prime is 51214202527. The reversal of 51214202503 is 30520241215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51214202503 - 2²⁹ = 50677331591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51214202903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1389450 + ... + 1425832.

It is an arithmetic number, because the mean of its divisors is an integer number (6459124176).

Almost surely, 2^51214202503 is an apocalyptic number.

51214202503 is a deficient number, since it is larger than the sum of its proper divisors (458790905).

51214202503 is a wasteful number, since it uses less digits than its factorization.

51214202503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48953.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 51214202503 its reverse (30520241215), we get a palindrome (81734443718).

The spelling of 51214202503 in words is "fifty-one billion, two hundred fourteen million, two hundred two thousand, five hundred three".